Finding the Fourth Proportional to 11,153,889.63, 16,717,379.99 and 5,759,599.45
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Solution
The fourth proportional to 11,153,889.63, 16,717,379.99 and 5,759,599.45 is: 8,632,451.62
Step by Step Solution
- Step 1: Write the proportion equation
11,153,889.63 : 16,717,379.99 = 5,759,599.45 : x - Step 2: Convert to fraction form
11,153,889.63/16,717,379.99 = 5,759,599.45/x - Step 3: Cross multiply
11,153,889.63x = 16,717,379.99 × 5,759,599.45 - Step 4: Simplify right side
11,153,889.63x = 96,285,412,595,845.02 - Step 5: Solve for x
x = 96,285,412,595,845.02/11,153,889.63 - Step 6: Final answer
x = 8,632,451.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.